.scroll-bar {
    position: relative;
    width: 100%;
    border: 3px groove gray;
    border-radius: 6px;
    overflow: hidden;
}

.scroll-bar #previous {
    position: absolute;
    top: 50%;
    width: 7%;
    height: 30%;
    opacity: 0.6;
    transform: translate(0,-50%);
    -ms-transform: translate(0,-50%); /* IE 9 */
    -webkit-transform: translate(0,-50%); /* Safari and Chrome */
    cursor: pointer;
    overflow: hidden;
    z-index: 2;
}

.scroll-bar #next {
    position: absolute;
    top: 50%;
    right: 0;
    width: 7%;
    height: 30%;
    opacity: 0.6;
    transform: translate(0,-50%);
    -ms-transform: translate(0,-50%); /* IE 9 */
    -webkit-transform: translate(0,-50%); /* Safari and Chrome */
    cursor: pointer;
    z-index: 2;
}

.scroll-bar .bar-content {
    position: relative;
    height: 100%;
    width: 300%;
    overflow: hidden;
    z-index: 1;
}

.scroll-bar .bar-content .bar-content-img {
    float: left;
    height: auto;
    width: 33.3%;
}
